DNS and Networking Tools

How to enable recipient verification on Exchange

To configure the SMTP service

1. Open the Exchange system manager and go to Global settings > Message Delivery > properties.
2. Select Recipient Filtering.
3. Select Filter recipients who are not in the Directory.
4. Go to Administrative Groups > First Administrative Group > Servers > [your server] > SMTP > the default SMTP virtual server > properties.
5. Select Advanced, then Edit.
6. Select Apply Recipient Filter, then OK.

Telnet to port 25 of your SMTP server and test the configuration.

FortiGate: Setup DNSBL & ORBL servers in spam filter

1. Login to FortiGate unit using Telnet/SSH.

2.Enter the folowings commands to add DNSBL/ORBL servers:

config spamfilter dnsbl
edit 2
config entries
edit 1
set action reject
set server "multi.surbl.org"
next
edit 2
set action reject
set server "sc.surbl.org"
next
edit 3
set action reject
set server "ab.surbl.org"
next
edit 4
set action reject
set server "sbl-xbl.spamhaus.org"
next
end
set name "rbls"
next
end

3. Enter the folowings to put the new to the correct Protection Profile:

config firewall profile
edit "smtp-in"

FortiGate Password Recovery

In order to reset admin's password on FortiGate OS you have to access the FortiGate unit using console cable.

1. Connect your PC to the FortiGate unit console port.

2. Reboot the FortiGate unit.

3. Wait for system start-up and press any key when prompt to enter recovery menu.

4. Login with username: maintainer password: bcpb+serial number
The serial number can be found on the bottom of the unit (FGTxxxxxxxxxxxx).

5. After successfuly login enter the command to change the admin's password:
config system admin